/*      
 * 模块编号  
 * 功能描述 
 * 文件名 PaymentController.java 
 * 作者 王磊 
 * 编写日期 2022年01月09日 
 */
package wl.demo.springcloud.controller;

import java.util.List;
import java.util.concurrent.TimeUnit;

import javax.annotation.Resource;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;

import lombok.extern.slf4j.Slf4j;
import wl.demo.springcloud.entities.CommonResult;
import wl.demo.springcloud.entities.Payment;
import wl.demo.springcloud.service.PaymentService;

@RestController
@Slf4j
public class PaymentController {
	@Value("${server.port}")
    private String serverPort;
	
	@Resource
	private PaymentService paymentService;
	
	@Resource
    private DiscoveryClient discoveryClient;

	@PostMapping(value = "/payment")
	public CommonResult<Integer> create(@RequestBody Payment payment) {
		int result = paymentService.create(payment);
		log.info("*****插入操作返回结果:" + result);

		if(result > 0)
        {
            return new CommonResult<Integer>(200,"插入成功,返回结果"+result+"\t 服务端口："+serverPort,result);
        }else{
            return new CommonResult<Integer>(444,"插入失败",null);
        }
	}

	@GetMapping(value = "/payment/{id}")
	public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id) {
		Payment payment = paymentService.getPaymentById(id);
		log.info("*****查询结果:{}", payment);
		if (payment != null) {
            return new CommonResult<Payment>(200,"查询成功"+"\t 服务端口："+serverPort,payment);
        }else{
            return new CommonResult<Payment>(444,"没有对应记录,查询ID: "+id,null);
        }
	}
	
	@GetMapping(value = "/payment/discovery")
    public Object discovery()
    {
        List<String> services = discoveryClient.getServices();
        for (String element : services) {
            System.out.println(element);
        }

        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance element : instances) {
            System.out.println(element.getServiceId() + "\t" + element.getHost() + "\t" + element.getPort() + "\t"
                    + element.getUri());
        }
        return this.discoveryClient;
    }
	
	@GetMapping(value = "/payment/lb")
    public String getPaymentLB()
    {
        return serverPort;
    }
	
	@GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeOut()
    {
        System.out.println("*****paymentFeignTimeOut from port: "+serverPort);
        //暂停几秒钟线程
        try { TimeUnit.SECONDS.sleep(3); } catch (InterruptedException e) { e.printStackTrace(); }
        return serverPort;
    }
}
